Mixer



FIG. 1 is a perspective view of a mixer;

FIG. 2 is a front elevation view of the mixer of FIG. 1;

FIG. 3 is a left elevation view of the mixer of FIG. 1;

FIG. 4 is a rear elevation view of the mixer of FIG. 1;

FIG. 5 is a right elevation view of the mixer of FIG. 1; and,

FIG. 6 is a top view of the mixer of FIG. 1.

The broken lines shown in FIGS. 1-6 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a mixer, as shown and described. 